Home / 18,185.76-27,283.86-15,051.24

Finding the Fourth Proportional to 18,185.76, 27,283.86 and 15,051.24

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Solution

The fourth proportional to 18,185.76, 27,283.86 and 15,051.24 is: 22,581.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,185.76 : 27,283.86 = 15,051.24 : x
  2. Step 2: Convert to fraction form
    18,185.76/27,283.86 = 15,051.24/x
  3. Step 3: Cross multiply
    18,185.76x = 27,283.86 × 15,051.24
  4. Step 4: Simplify right side
    18,185.76x = 410,655,924.99
  5. Step 5: Solve for x
    x = 410,655,924.99/18,185.76
  6. Step 6: Final answer
    x = 22,581.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.